Module: kamailio Branch: master Commit: 788f81af006f481b23606451d225a86b6b02aac8 URL: https://github.com/kamailio/kamailio/commit/788f81af006f481b23606451d225a86b...

Author: Daniel-Constantin Mierla miconda@gmail.com Committer: Daniel-Constantin Mierla miconda@gmail.com Date: 2018-01-12T14:23:45+01:00

siptrace: simplified internal sip_trace() function using now formatted print

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Modified: src/modules/siptrace/siptrace.c

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Diff: https://github.com/kamailio/kamailio/commit/788f81af006f481b23606451d225a86b... Patch: https://github.com/kamailio/kamailio/commit/788f81af006f481b23606451d225a86b...

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diff --git a/src/modules/siptrace/siptrace.c b/src/modules/siptrace/siptrace.c index aaed65b702..3636a0929e 100644 --- a/src/modules/siptrace/siptrace.c +++ b/src/modules/siptrace/siptrace.c @@ -879,24 +879,32 @@ static int sip_trace(sip_msg_t *msg, dest_info_t *dst, && strncmp(sto.dir, "out", 3) == 0) { sto.fromip = trace_local_ip; } else { - siptrace_copy_proto(msg->rcv.proto, sto.fromip_buff); - strcat(sto.fromip_buff, ip_addr2a(&msg->rcv.src_ip)); - strcat(sto.fromip_buff, ":"); - strcat(sto.fromip_buff, int2str(msg->rcv.src_port, NULL)); - sto.fromip.s = sto.fromip_buff; - sto.fromip.len = strlen(sto.fromip_buff); + sto.fromip.len = snprintf(sto.fromip_buff, SIPTRACE_ADDR_MAX, "%s:%s:%d", + siptrace_proto_name(msg->rcv.proto), + ip_addr2a(&msg->rcv.src_ip), (int)msg->rcv.src_port); + if(sto.fromip.len<0 || sto.fromip.len>=SIPTRACE_ADDR_MAX) { + LM_ERR("failed to format toip buffer (%d)\n", sto.fromip.len); + sto.fromip.s = SIPTRACE_ANYADDR; + sto.fromip.len = SIPTRACE_ANYADDR_LEN; + } else { + sto.fromip.s = sto.fromip_buff; + } }

if(trace_local_ip.s && trace_local_ip.len > 0 && strncmp(sto.dir, "in", 2) == 0) { sto.toip = trace_local_ip; } else { - siptrace_copy_proto(msg->rcv.proto, sto.toip_buff); - strcat(sto.toip_buff, ip_addr2a(&msg->rcv.dst_ip)); - strcat(sto.toip_buff, ":"); - strcat(sto.toip_buff, int2str(msg->rcv.dst_port, NULL)); - sto.toip.s = sto.toip_buff; - sto.toip.len = strlen(sto.toip_buff); + sto.toip.len = snprintf(sto.toip_buff, SIPTRACE_ADDR_MAX, "%s:%s:%d", + siptrace_proto_name(msg->rcv.proto), ip_addr2a(&msg->rcv.dst_ip), + (int)msg->rcv.dst_port); + if(sto.toip.len<0 || sto.toip.len>=SIPTRACE_ADDR_MAX) { + LM_ERR("failed to format toip buffer (%d)\n", sto.toip.len); + sto.toip.s = SIPTRACE_ANYADDR; + sto.toip.len = SIPTRACE_ANYADDR_LEN; + } else { + sto.toip.s = sto.toip_buff; + } } } else { sto.body.s = snd_inf->buf; @@ -905,18 +913,29 @@ static int sip_trace(sip_msg_t *msg, dest_info_t *dst, if(trace_local_ip.s && trace_local_ip.len > 0) { sto.fromip = trace_local_ip; } else { - strncpy(sto.fromip_buff, snd_inf->send_sock->sock_str.s, - snd_inf->send_sock->sock_str.len); - sto.fromip.s = sto.fromip_buff; - sto.fromip.len = strlen(sto.fromip_buff); + if(snd_inf->send_sock->sock_str.len>=SIPTRACE_ADDR_MAX-1) { + LM_WARN("local socket address is too large\n"); + sto.fromip.s = SIPTRACE_ANYADDR; + sto.fromip.len = SIPTRACE_ANYADDR_LEN; + } else { + strncpy(sto.fromip_buff, snd_inf->send_sock->sock_str.s, + snd_inf->send_sock->sock_str.len); + sto.fromip.s = sto.fromip_buff; + sto.fromip.len = snd_inf->send_sock->sock_str.len; + } }

- siptrace_copy_proto(snd_inf->send_sock->proto, sto.toip_buff); - strcat(sto.toip_buff, suip2a(snd_inf->to, sizeof(*snd_inf->to))); - strcat(sto.toip_buff, ":"); - strcat(sto.toip_buff, int2str((int)su_getport(snd_inf->to), NULL)); - sto.toip.s = sto.toip_buff; - sto.toip.len = strlen(sto.toip_buff); + sto.toip.len = snprintf(sto.toip_buff, SIPTRACE_ADDR_MAX, "%s:%s:%d", + siptrace_proto_name(snd_inf->send_sock->proto), + suip2a(snd_inf->to, sizeof(*snd_inf->to)), + (int)su_getport(snd_inf->to)); + if(sto.toip.len<0 || sto.toip.len>=SIPTRACE_ADDR_MAX) { + LM_ERR("failed to format toip buffer (%d)\n", sto.toip.len); + sto.toip.s = SIPTRACE_ANYADDR; + sto.toip.len = SIPTRACE_ANYADDR_LEN; + } else { + sto.toip.s = sto.toip_buff; + }

sto.dir = "out"; }